nonrecoverable

non·re·cov·er·a·ble

N0144700 (nŏn′rĭ-kŭv′ər-ə-bəl)adj.1. That cannot be recovered, especially from waste materials or ore.2. That cannot be repaid, as an investment or an expense.

nonrecoverable

(ˌnɒnrɪˈkʌvərəbəl) adj (Law) law unable to be claimed back; damaged or lost forever
Translations
irrécouvrableirrécupérable